Randomized comparison of meperidine and fentanyl during labor.
Goodlin
R C
RC
D000773:Anesthesia, Obstetrical; D001034:Apgar Score; D005260:Female; D005283:Fentanyl / Q000009:adverse effects; D006801:Humans; D007231:Infant, Newborn; D008614:Meperidine / Q000009:adverse effects; D011247:Pregnancy; D012119:Respiration / Q000187:drug effects
D008614:Meperidine; D005283:Fentanyl